EP3320449A4 - Signal processing for a cable locating instrument - Google Patents

Signal processing for a cable locating instrument Download PDF

Info

Publication number
EP3320449A4
EP3320449A4 EP16821805.5A EP16821805A EP3320449A4 EP 3320449 A4 EP3320449 A4 EP 3320449A4 EP 16821805 A EP16821805 A EP 16821805A EP 3320449 A4 EP3320449 A4 EP 3320449A4
Authority
EP
European Patent Office
Prior art keywords
signal processing
cable locating
locating instrument
instrument
cable
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP16821805.5A
Other languages
German (de)
French (fr)
Other versions
EP3320449A1 (en
EP3320449B1 (en
Inventor
John Mark Royle
Stephen John Petherick
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Metrotech Corp Inc
Original Assignee
Metrotech Corp Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Metrotech Corp Inc filed Critical Metrotech Corp Inc
Publication of EP3320449A1 publication Critical patent/EP3320449A1/en
Publication of EP3320449A4 publication Critical patent/EP3320449A4/en
Application granted granted Critical
Publication of EP3320449B1 publication Critical patent/EP3320449B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
    • G01V3/15—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for use during transport, e.g. by a person, vehicle or boat
    • G01V3/17—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for use during transport, e.g. by a person, vehicle or boat operating with electromagnetic waves
EP16821805.5A 2015-07-06 2016-06-23 Signal processing for a cable locating instrument Active EP3320449B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14/792,510 US10338263B2 (en) 2015-07-06 2015-07-06 Signal processing for a cable locating instrument
PCT/US2016/038908 WO2017007608A1 (en) 2015-07-06 2016-06-23 Signal processing for a cable locating instrument

Publications (3)

Publication Number Publication Date
EP3320449A1 EP3320449A1 (en) 2018-05-16
EP3320449A4 true EP3320449A4 (en) 2019-06-26
EP3320449B1 EP3320449B1 (en) 2023-09-20

Family

ID=57685623

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16821805.5A Active EP3320449B1 (en) 2015-07-06 2016-06-23 Signal processing for a cable locating instrument

Country Status (3)

Country Link
US (1) US10338263B2 (en)
EP (1) EP3320449B1 (en)
WO (1) WO2017007608A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9857494B2 (en) 2015-12-01 2018-01-02 Mclaughlin Group, Inc. System and method for locating an underground utility

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0563510A (en) * 1991-09-02 1993-03-12 Nec Corp Band synthesis fir filter and band split fir filter
US6005640A (en) * 1996-09-27 1999-12-21 Sarnoff Corporation Multiple modulation format television signal receiver system
US20040189322A1 (en) * 2003-03-31 2004-09-30 Pearson Richard D. Cable detection apparatus and method
GB2427473A (en) * 2005-06-20 2006-12-27 Radiodetection Ltd Detecting a buried current carrying conductor

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5325318A (en) * 1992-01-31 1994-06-28 Constream Corporation Variable rate digital filter
US5548542A (en) * 1992-08-14 1996-08-20 Harris Corporation Half-band filter and method
US6888888B1 (en) * 2001-06-26 2005-05-03 Microsoft Corporation Simultaneous tuning of multiple channels using intermediate frequency sub-sampling
US20060218213A1 (en) 2005-03-24 2006-09-28 Shereef Shehata Optimization technique for FIR and IIR filter design
JP4736916B2 (en) 2006-04-10 2011-07-27 株式会社メガチップス Image signal processing device
US9503054B2 (en) 2013-03-14 2016-11-22 Avago Technolgies General IP (Singapore) Pte. Ltd. Linear phase FIR biorthogonal wavelet filters with complementarity for image noise reduction

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0563510A (en) * 1991-09-02 1993-03-12 Nec Corp Band synthesis fir filter and band split fir filter
US6005640A (en) * 1996-09-27 1999-12-21 Sarnoff Corporation Multiple modulation format television signal receiver system
US20040189322A1 (en) * 2003-03-31 2004-09-30 Pearson Richard D. Cable detection apparatus and method
GB2427473A (en) * 2005-06-20 2006-12-27 Radiodetection Ltd Detecting a buried current carrying conductor

Also Published As

Publication number Publication date
EP3320449A1 (en) 2018-05-16
WO2017007608A1 (en) 2017-01-12
EP3320449B1 (en) 2023-09-20
US20170010381A1 (en) 2017-01-12
US10338263B2 (en) 2019-07-02

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